Apple Watch Series 3 vs. Polar Loop 2 vs. Diesel On Full Guard vs. Amazfit T-Rex vs. Fitbit Inspire 3

 
Watch Series 3
Loop 2
On Full Guard
T-Rex
Inspire 3
 AppleWatch Series 3Remove Buy NowPolarLoop 2Remove Buy NowDieselOn Full GuardRemove Buy NowAmazfitT-RexRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$329$120$325$140$100
Release20172015201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours8 days (without notifications)1 day20 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a454 x 454360 x 36032x18
Size1.5 inches or 1.65 inchesn/a1.4 inches1.3 inches46 inches
Touch
TypeAMOLEDLEDOMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aAndroid Wear 2.0Build-in
Apps
Music

All Wearables